GM Service Manual Online
For 1990-2009 cars only

Evaporative Emission Hoses/Pipes Replacement - Canister/Fuel Tank Convertible

Removal Procedure


    Object Number: 1594375  Size: SH
  1. Remove the fuel tank. Refer to Fuel Tank Replacement.
  2. Disconnect the evaporative emission (EVAP) line quick connect fitting from the fuel pump module. Refer to Plastic Collar Quick Connect Fitting Service.
  3. Disconnect the EVAP line quick connect fitting at the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service.
  4. Disconnect the EVAP line from the roll over valve. Refer to Plastic Collar Quick Connect Fitting Service.
  5. Cap or plug the EVAP connections, fuel pump module, and canister in order to prevent system contamination.
  6. Disengage the EVAP line from the fuel tank retaining features.
  7. Remove the EVAP line (1) from the fuel tank.

Installation Procedure


    Object Number: 1594375  Size: SH
  1. Install the EVAP line (1) to the fuel tank.
  2. Engage the EVAP vapor line to the fuel tank retaining features.
  3. Remove the caps or plugs from the EVAP line connections, fuel pump module, and canister.
  4. Connect the EVAP line quick connect fitting to the roll over valve. Refer to Plastic Collar Quick Connect Fitting Service.
  5. Connect the EVAP line quick connect fitting at the fuel sender. Refer to Plastic Collar Quick Connect Fitting Service.
  6. Connect the EVAP line quick connect fitting at the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service.
  7. Install the fuel tank. Refer to Fuel Tank Replacement.